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W719

Information - Help 
ID = 21586
       
 
   
Tube type:  Vacuum Pentode   VHF   Controlling (mu) 
Identical to W719 = EF85 = 6BY7

Base Noval, B9A
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Literature Röhren-Taschen-Tabelle, (Franzis RTT)   
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w719.jpg
W719: own collection
John Koster

 
no7_g_5.gif
W719: RTT Schwandt
Günther Stabe

 

Usage in Models 3= 1955 ; 3= 1956 ; 4= 1957? ; 1= 1960??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11


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